Device · Electric Toothbrushes
Philips
Philips Sonicare 4100
Model HX3681
- Type
- Electric Toothbrush
- Verified to fit
- 1 parts & consumables
- Maintenance
- 4-step schedule
- Battery life
- 14 days
- Pressure sensor
- Yes — warns and reduces vibrations
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- Verified to fit
- Live Amazon price
- Sourced guides
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Buy the Sonicare 4100
Prices change often, so the current price is always fetched live.
Key specifications
- Battery life
- 14 days
- Pressure sensor
- Yes — warns and reduces vibrations
- Timer
- 2-minute SmarTimer with 30-second QuadPacer
What it takes to keep running
The part of the cost most reviews leave out: what you'll be replacing, and how often.
Electric Toothbrush Head
every 3 months · about 4 a year
- Philips Sonicare W2 Optimal White Brush Heads (4-Pack)Genuine · 4-pack, about 1 pack a year
- Electric Toothbrush Head: change about every 3 months (about 4 a year, 12 over 3 years). A 4-pack lasts about 1 year.
Guides for buyers
Already own one? Keep it working →
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